Similar Shapes and Scale Models

If the parallelogram were enlarged using a scale factor of 3, what is the perimeter of the enlarged parallelogram?

• 80 cm

• 120 cm

• 200 cm

• 240 cm

Tags

CCSS.7.G.A.1

A scale drawing for a new school flag is shown below. The scale used is 0.5 cm = 6 in. What are the dimensions of the actual flag?

Tags

CCSS.7.G.A.1

The diagram below shows two similar figures. Which statement is true?

Tags

CCSS.HSG.SRT.A.2

The diagram below shows two similar rectangles. What is the length of PS in Rectangle PQRS?

• 15 ft

• 18 ft

• 20 ft

• 25 ft

The scale on a blueprint is 1 cm for every 2 meters. If the width of an arch is 5 meters, then how wide should it be drawn on the blueprints?

• 2.5 cm

• 2.5 m

• 10 cm

• 0.2 cm

Tags

CCSS.7.G.A.1

A map of max’s neighborhood is shown below. If Max travels from the school to park and then to the grocery store, how many meters will he have traveled?

• 500 meters

• 1250 meters

• 6250 meters

• 1320 meters

Tags

CCSS.7.G.A.1

Triangle ABC is similar to triangle RST, what is the length of ST?

• 3.5 cm

• 3.75 cm

• 5 cm

• 7.5 cm

Tags

CCSS.HSG.SRT.A.2

A student drew a similar triangle to the one below using a scale factor of 3. What is the perimeter of the student’s triangle?

• 45 in

• 36 in

• 18 in

• 99 in

The diagram shows to similar triangles. What is the length of AC in triangle ABC?

• 4 ft

• 5 ft

• 6 ft

• 8 ft

Tags

CCSS.HSG.SRT.A.2

Jeremy made a scale model of the Santa Maria, one of the ships Christopher Columbus used for his first voyage to North America. To make the model, Jeremy used a scale of 1 inch= 2.5 meters. If the actual Santa Maria was about 20 meters long, how long was the model that Jeremy made?

• 6 in

• 8 in

• 10 in

• 50 in

Tags

CCSS.7.G.A.1